The Westbrass Air Gap Kit is a practical plumbing solution designed to prevent backflow contamination in household systems. This kit features a durable brass construction with a polished nickel finish, ensuring longevity and resistance to corrosion. Measuring 9 inches in total height, with a 1-5/8 inch diameter cap and a 1-1/4 inch base, it's designed for standard sink setups. The air gap creates a physical separation between potable water and potential contaminants, safeguarding your water supply. It's particularly useful for protecting against back siphonage from dishwashers, sinks, and other appliances. The kit includes a standard brass cap, offering a secure and reliable seal. Installation is straightforward, making it a suitable choice for both DIY enthusiasts and professionals. Its compact design ensures it won't take up excessive space under your sink. This kit provides a simple yet effective way to maintain water safety and comply with plumbing codes. Ultimately, it's a dependable component for a healthier home environment..